Home / 19,635.08-29,449.85-10,272.02

Finding the Fourth Proportional to 19,635.08, 29,449.85 and 10,272.02

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Solution

The fourth proportional to 19,635.08, 29,449.85 and 10,272.02 is: 15,406.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,635.08 : 29,449.85 = 10,272.02 : x
  2. Step 2: Convert to fraction form
    19,635.08/29,449.85 = 10,272.02/x
  3. Step 3: Cross multiply
    19,635.08x = 29,449.85 × 10,272.02
  4. Step 4: Simplify right side
    19,635.08x = 302,509,249.59
  5. Step 5: Solve for x
    x = 302,509,249.59/19,635.08
  6. Step 6: Final answer
    x = 15,406.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.